Mosquito season in Todd County, KY: when it starts and ends
Mosquito months in Todd County
In a normal year mosquito season in Todd County, KY starts around March 25 and ends around November 6, about 32 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Todd County, and when
- Start tipping out standing water weekly by March 11.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 6.
- No West Nile cases since 2016, so bites in Todd County are a nuisance; check window screens.
Todd County against the rest of KY
Todd County has the 20th longest season of 120 KY counties, at 226 days against 249 in Lyon County and 180 in Shelby County. Its mean temperature is 57.4°F.
- Simpson County: March 26 to November 9 (228 days, 0 WNV)
- Daviess County: March 24 to November 6 (226 days, 6 WNV)
- Union County: March 26 to November 5 (224 days, 0 WNV)
- Hancock County: March 28 to November 7 (224 days, 0 WNV)
West Nile in Todd County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Todd County (0 neuroinvasive) across 1 year. The worst was 2006 with 1; the latest was 2006.
See how the dates are worked out, and when the season starts across the US.